65978480

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{28439}}^1$

素因数の和:28481

約数の個数: 40

約数和(自身を含む): 158695200

約数和(自身を除く): 92716720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 28439, 56878, 113756, 142195, 227512, 284390, 455024, 568780, 824731, 1137560, 1649462, 2275120, 3298924, 4123655, 6597848, 8247310, 13195696, 16494620, 32989240, 65978480]

約数ペア:

[(1, 65978480), (2, 32989240), (4, 16494620), (5, 13195696), (8, 8247310), (10, 6597848), (16, 4123655), (20, 3298924), (29, 2275120), (40, 1649462), (58, 1137560), (80, 824731), (116, 568780), (145, 455024), (232, 284390), (290, 227512), (464, 142195), (580, 113756), (1160, 56878), (2320, 28439)]